dudleyZ dudleyZ

15-03-2021
Mathematics

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If x/y = -3, then find x²/y² + y²/x²

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ngoa1575 ngoa1575

15-03-2021

Answer:

x/y= −3 => x= −3y

x²/y²+y²/x²=y²/x²

Step-by-step explanation:

Evaluate xy, then set it equal to −3.

x=−3y

Evaluate x²/y²+y²/x².

y²/x²

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